KSH – Script korn Shell muestra nombres de usuario.-

#!/bin/ksh
PASSWORD_FILE="/etc/passwd"
ls –l $PASSWORD_FILE > /dev/null 2>&1
if [[ $? != 0 ]]; then 
    print “$PASSWORD_FILE was not found" 
    exit
  else 
     for username in $(cat $PASSWORD_FILE | cut -f1 -d:)
     do
          print $username
     done
fi